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Topic: Snowy Owl invasion 2013 (Read 228 times)

Snowy Owls are staging an incredible invasion and reports continue to roll in to eBird. Most are coming from Atlantic Canada, the Northeast U.S., and Great Lakes, with several as far south as North Carolina and a pioneering one out to sea on Bermuda!

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Although these invasions have been happening for centuries, a warming Arctic is likely to be affecting the exact dynamics. How warmer summers and increased snowfall affect summer lemming cycles, Snowy Owl cycles, winter prey availability, and complex interactions between these factors is still poorly known.